<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title></title>
    <style>
        .outer{
            border:1px solid red;
            height: 200px;
            width: 200px;
            /*padding-top: 20px;*/
            /*padding-left: 20px;*/
            /*padding-right: 20px;*/
            /*padding-bottom: 20px;*/
            /*四周都是20px*/
            /*padding: 20px;*/
            /*上右下左分贝设置*/
            padding: 20px 10px 30px 5px;
        }
    </style>
</head>
<body>
<div class="outer">
    <span>听妈妈的话</span>
    <span>今天是否下水道发</span>
</div>

</body>
</html>